Sapphire Pulse Radeon RX 6600
vs
ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
GPU comparison with benchmarksThe Sapphire Pulse Radeon RX 6600 is based on the AMD Radeon RX 6600 (RDNA 2) and has 8 GB GDDR6 graphics memory with a bandwidth of 224 GB/s.
The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 is based on the NVIDIA GeForce GTX 1660 Ti (Turing) and has 6 GB GDDR6 graphics memory with a bandwidth of 288 GB/s. |
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GPUThe Sapphire Pulse Radeon RX 6600 has the Navi 23 XL graphics chip installed, which is based on the RDNA 2 architecture. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 is based on the graphics chip TU116-400-A1, which comes from the Turing architecture. |
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| Sapphire Pulse Radeon RX 6600 | GPU | ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 |
| AMD Radeon RX 6600 | Based on | NVIDIA GeForce GTX 1660 Ti |
| Navi 23 XL | GPU Chip | TU116-400-A1 |
| RDNA 2 | Architecture | Turing |
| 28 | Streaming Multiprocessors | 24 |
| 1792 | Shader | 1536 |
| 64 | Render Output Units | 48 |
| 112 | Texture Units | 96 |
| 28 | Raytracing Cores | 0 |
MemoryThe graphics memory of the Sapphire Pulse Radeon RX 6600 clocks at 1.750 GHz, which corresponds to a speed of 14.0 Gbps. The graphics memory speed of the ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 is 12.0 Gbps and the clock speed is 1.500 GHz. |
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| 8 GB | Memory Size | 6 GB |
| GDDR6 | Memory Type | GDDR6 |
| 1.750 GHz | Memory Clock | 1.500 GHz |
| 14.0 Gbps | Memory Speed | 12.0 Gbps |
| 224 GB/s | Memory bandwidth | 288 GB/s |
| 128 bit | Memory Interface | 192 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.626 GHz | Base Clock | 1.500 GHz |
| 2.491 GHz | Boost Clock | 1.770 GHz |
| 2.04 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe Sapphire Pulse Radeon RX 6600 is powered by 1 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 132 W. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 has 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 120 W. |
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| 132 W | TDP | 120 W |
| 140 W | TDP (up) | -- |
| 100 °C | Tjunction max | 95 °C |
| 1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe Sapphire Pulse Radeon RX 6600 is equipped with a total of 2 Axial main fans. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 has 2 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 2 x 90 mm | Fan 1 | 1 x 80 mm |
| -- | Fan 2 | 1 x 70 mm |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | dB |
| -- | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the Sapphire Pulse Radeon RX 6600. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 supports the operation of a maximum of 3 monitors. |
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| 4 | Max. Displays | 3 |
| 2.3 | HDCP-Version | 2.2 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.0b |
| 3x DP v1.4a | DP Ports | 3x DP v1.4 |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| -- | USB-C Ports | -- |
FeaturesetWith the Sapphire Pulse Radeon RX 6600 it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12_1 |
| Yes | Raytracing | No |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| Decode | AV1 | No |
| Decode / Encode | VP8 | Decode |
| Decode / Encode | VP9 | Decode |
DimensionsThe Sapphire Pulse Radeon RX 6600 is connected to the system via PCIe 4.0 x 8 lanes and requires 2 PCIe-Slots space in the housing. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 needs the space of 2 PCIe-Slots in the case and has a PCIe 3.0 x 16 Lanes interface. |
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| 193 mm | Length | 173 mm |
| 120 mm | Height | 111 mm |
| 40 mm | Width | 35 mm |
| 2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
| 710 g | Weight | -- |
| PCIe 4.0 x 8 | GPU Interface | PCIe 3.0 x 16 |
Additional dataThe Sapphire Pulse Radeon RX 6600 has been manufactured with a structure width of 7 nanometers since Q4/2021. The ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6 came on the market in Q1/2019 and will have a structure width of 12 nanometers manufactured. |
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| 11310-01-20G | Part-no | ZT-T16610F-10L |
| Q4/2021 | Release date | Q1/2019 |
| 329 $ (Reference) | Launch Price | 279 $ (Reference) |
| 7 nm | Structure size | 12 nm |
| data sheet | Documents | data sheet |
1.626 GHz, 8 GB (132 W TDP)
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1.500 GHz, 6 GB (120 W TDP)
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Benchmark results
3DMark Benchmark (DirectX, Raytracing)
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Time Spy Extreme Graphics score
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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Port Royal (Raytracing)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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Speed Way Graphics Score (Raytracing)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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Cyberpunk 2077
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
3840x2160 (2160p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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The Last of Us Part 1
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
2560x1440 (1440p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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Battlefield 5
Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.
3840x2160 (2160p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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2560x1440 (1440p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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1920x1080 (1080p)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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Geekbench 6 (OpenCL, Vulkan, Metal)
Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.
Geekbench 6 - OpenCL
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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Geekbench 6 - Vulkan
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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Geekbench 6 - Metal
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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FP32 Performance (Single-precision TFLOPS)
The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.
FP32 (TFLOPS)
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Sapphire Pulse Radeon RX 6600
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 Ti 6GB GDDR6
6 GB GDDR6 |
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